Desulfurization of coal by microbial flotation in a semicontinuous system

Minerals and Metallurgical Processing

Volumn 16, Issue 4, 1999, Pages 13-18

  Nagaoka, T ^a   Ohmura, N ^a   Saiki, H ^a  

^a CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY   (Japan)

Author keywords

Coal desulfurization; Microbial flotation; Thiobacillus ferrooxidans

Indexed keywords

EID: 2142675357     PISSN: 07479182     EISSN: None     Source Type: Journal    
DOI: 10.1007/bf03403229     Document Type: Article

References (27)

1. Atkins, A.S., Bridgewood, E.W., Davis, A.J., and Pooley, F.D., 1987, "A study of the suppression of pyritic sulfur in coal froth flotation Thiobacillus ferrooxidans," Coal Preparation, Vol. 5, pp. 1-13.
2. Atkins, A.S., 1990, "Developments in the biological suppression of pyritic sulfur in coal flotation," Bioprocessing and Biotreatment of Coal, D.L. Wise, ed., New York, Marcel Dekker, pp. 1-13
3. Attia, Y.A., and Elzeky, M.A., 1985, "Biosurface modification in the separation of pyrite from coal by froth flotation," Coal Science and Technology, Vol. 9, Processing and Utilization of High-Sulfur Coal, pp. 673-682.
4. Attia, Y.A., 1990, "Feasibility of selective biomodification of pyrite floatability in coal desulfurization by froth flotation," Resources, Conservation and Recycling, Vol. 3, pp. 169-175.
5. Bagdigian, R.M., and Myerson, A.S., 1986, "The adsorption of Thiobacillus ferrooxidans on coal surfaces," Biotechnology and Bioengineering, Vol. 28, pp. 467-479.
6. Blake, R.C., Howard, G.T., and McGinness, S., 1994, Enhanced yields of iron-oxidizing bacteria by in situ electrochemical reduction of soluble iron in the growth medium," Applied and Environmental Microbiology, Vol. 60, pp. 2704-2710.
7. Capes, C.E., McIlhinney, A.E., Sirianni, A.F., and Puddington, I.E., 1973, "Bacterial oxidation in upgrading pyritic coals," CIM Bulletin for November, pp. 88-91.
8. Couch, G., 1991, "Advanced coal cleaning technology," IEA Coal Research.
9. th Congr. Int. Mineralurgie, Vol. 2, pp. 304-313.
10. Eisele, T.C., and Kawatra, S.K., 1994, "Use of fungi and bacteria for depression of mineral and coal pyrite," Reagents for Better Metallurgy, Chapter 11, SME, pp. 91-100.
11. Elzeky, M., and Attia, Y.A., 1987, "Coal slurry desulfurization by flotation using Thiophilic bacteria for pyrite depression," Coal Preparation, Vol. 5, pp. 15-37.
12. Kawatra, S.K., and Eisele, T.C., 1993, "Depression of pyrite flotation by microorganisms as a function of pH," processing and Utilization of High-Sulfur Coals V, Parekh and Groppo, eds., Elsevier, Amsterdam, pp. 139-148.
13. Kawatra, S.K., and Eisele, T.C., 1997, "Pyrite recovery mechanisms in coal flotation," International Journal of Mineral Processing, Vol. 50, No. 3, pp. 187-201.
14. Matsumoto, N., Nakasono, S. Ohmura, N, and Saiki, H., 1999, "Extension of logarithmic growth of Thiobacillus ferrooxidans by potential controlled electrochemical reduction of Fe(III)," Biotechnology and Bioengineering, Vol. 64, No. 6, pp. 716-721.
15. Ohmura, N., Kitamura, K., and Saiki, H., 1993a, "Mechanism of microbial flotation using Thiobacillus ferrooxidans for pyrite suppression," Biotechnology and Bioengineering, Vol. 41, pp. 671-676.
16. Ohmura, N., Kitamura, K., and Saiki, H., 1993b, "Selective adhesion of Thiobacillus ferrooxidans to pyrite," Applied and Environmental Microbiology, Vol. 59, pp. 4044-4050.
17. Ohmura, N., and Saiki, H., 1994, "Desulfurization of coal by microbial column flotation," Biotechnology and Bioengineering, Vol. 44, pp. 125-131.
18. Ohmura, N., and Saiki, H., 1996, "Desulfurization of Pittsburgh coal by microbial column flotation," Applied Biochemistry and Biotechnology, Vol. 61, pp. 339-349.
19. Ohmura, N., and Blake II, R., 1997, "Aporusticyanin mediates the adhesion of Thiobacillus ferrooxidans to pyrite," Proc.of International Biohydrometallurgy Symposium, IBS97-BIOMINE97, PB1.
20. Raichur, A.M., Misra, M., and Smith, R.W., 1995, "Differential adhesion of hydrophobic bacteria onto coal and associated minerals," Coal Preparation, Vol. 16, pp. 51-63.
21. Sasaki., K, Ohmura, N., and Saiki, H., 1997, "Purification and localization of the receptor for the adherence of Thiobacillus ferrooxidans to pyrite: another role for rusticyanin," Proceedings of International Biohydrometallurgy Symposium, IBS97-BIOMINE97, PP6.
22. Silverman, M.P., and Lundgren, D.G., 1959, "Studies on the chemoautotrophic bacterium Ferrobacillus ferrooxidans. I. An improved medium and a harvesting procedure for securing high cell yields," Journal of Bacteriology, Vol. 77, pp. 642-647.
23. Stainthorpe, A.C., 1989, "An investigation of efficacy of biological additives for the suppression of pyritic sulfur during simulated froth flotation of coal," Biotechnology and Bioengineering, Vol. 33, pp. 694-698.
24. Townsley, C.C., and Atkins, A.S., 1986, "Comparative coal fines desulphurization using the iron oxidizing bacterium Thiobacillus ferrooxidans and the yeast Saccharomyces cerevisiae during simulated froth flotation," Process Biochemistry, Vol. 21, pp. 188-191.
25. Townsley, C.C., Atkins, A.S., and Davis A.J., 1987, "Suppression of pyritic sulphur during flotation tests using the bacterium Thiobacillus ferrooxidans" Biotechnology and Bioengineering, Vol. 30, pp. 1-8.
26. Trahar, W.J., and Warren, L.J., 1976, International Journal of Mineral Processing, Vol. 3, pp. 103-131.
27. Vitaya, V.B., and Toda, K., 1991, "Kinetics and mechanism of the adhesion of Sulfolobus acidocaldarius on coal surfaces," Biotechnology Progress, Vol. 7, pp. 427-433.